| Index: third_party/sqlite/src/test/insert5.test
|
| diff --git a/third_party/sqlite/src/test/insert5.test b/third_party/sqlite/src/test/insert5.test
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..e48c2c32dafa69062c96ecd3fd24c90c0e640556
|
| --- /dev/null
|
| +++ b/third_party/sqlite/src/test/insert5.test
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| @@ -0,0 +1,117 @@
|
| +# 2007 November 23
|
| +#
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| +# The author disclaims copyright to this source code. In place of
|
| +# a legal notice, here is a blessing:
|
| +#
|
| +# May you do good and not evil.
|
| +# May you find forgiveness for yourself and forgive others.
|
| +# May you share freely, never taking more than you give.
|
| +#
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| +#***********************************************************************
|
| +#
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| +# The tests in this file ensure that a temporary table is used
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| +# when required by an "INSERT INTO ... SELECT ..." statement.
|
| +#
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| +# $Id: insert5.test,v 1.5 2008/08/04 03:51:24 danielk1977 Exp $
|
| +
|
| +set testdir [file dirname $argv0]
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| +source $testdir/tester.tcl
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| +
|
| +ifcapable !subquery {
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| + finish_test
|
| + return
|
| +}
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| +
|
| +# Return true if the compilation of the sql passed as an argument
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| +# includes the opcode OpenEphemeral. An "INSERT INTO ... SELECT"
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| +# statement includes such an opcode if a temp-table is used
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| +# to store intermediate results.
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| +#
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| +proc uses_temp_table {sql} {
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| + return [expr {[lsearch [execsql "EXPLAIN $sql"] OpenEphemeral]>=0}]
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| +}
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| +
|
| +# Construct the sample database.
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| +#
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| +do_test insert5-1.0 {
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| + file delete -force test2.db test2.db-journal
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| + execsql {
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| + CREATE TABLE MAIN(Id INTEGER, Id1 INTEGER);
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| + CREATE TABLE B(Id INTEGER, Id1 INTEGER);
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| + CREATE VIEW v1 AS SELECT * FROM B;
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| + CREATE VIEW v2 AS SELECT * FROM MAIN;
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| + INSERT INTO MAIN(Id,Id1) VALUES(2,3);
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| + INSERT INTO B(Id,Id1) VALUES(2,3);
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| + }
|
| +} {}
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| +
|
| +# Run the query.
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| +#
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| +ifcapable compound {
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| + do_test insert5-1.1 {
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| + execsql {
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| + INSERT INTO B
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| + SELECT * FROM B UNION ALL
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| + SELECT * FROM MAIN WHERE exists (select * FROM B WHERE B.Id = MAIN.Id);
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| + SELECT * FROM B;
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| + }
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| + } {2 3 2 3 2 3}
|
| +} else {
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| + do_test insert5-1.1 {
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| + execsql {
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| + INSERT INTO B SELECT * FROM B;
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| + INSERT INTO B
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| + SELECT * FROM MAIN WHERE exists (select * FROM B WHERE B.Id = MAIN.Id);
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| + SELECT * FROM B;
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| + }
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| + } {2 3 2 3 2 3}
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| +}
|
| +do_test insert5-2.1 {
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| + uses_temp_table { INSERT INTO b SELECT * FROM main }
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| +} {0}
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| +do_test insert5-2.2 {
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| + uses_temp_table { INSERT INTO b SELECT * FROM b }
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| +} {1}
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| +do_test insert5-2.3 {
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| + uses_temp_table { INSERT INTO b SELECT (SELECT id FROM b), id1 FROM main }
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| +} {1}
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| +do_test insert5-2.4 {
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| + uses_temp_table { INSERT INTO b SELECT id1, (SELECT id FROM b) FROM main }
|
| +} {1}
|
| +do_test insert5-2.5 {
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| + uses_temp_table {
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| + INSERT INTO b
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| + SELECT * FROM main WHERE id = (SELECT id1 FROM b WHERE main.id = b.id) }
|
| +} {1}
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| +do_test insert5-2.6 {
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| + uses_temp_table { INSERT INTO b SELECT * FROM v1 }
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| +} {1}
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| +do_test insert5-2.7 {
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| + uses_temp_table { INSERT INTO b SELECT * FROM v2 }
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| +} {0}
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| +do_test insert5-2.8 {
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| + uses_temp_table {
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| + INSERT INTO b
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| + SELECT * FROM main WHERE id > 10 AND max(id1, (SELECT id FROM b)) > 10;
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| + }
|
| +} {1}
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| +
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| +# UPDATE: Using a column from the outer query (main.id) in the GROUP BY
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| +# or ORDER BY of a sub-query is no longer supported.
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| +#
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| +# do_test insert5-2.9 {
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| +# uses_temp_table {
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| +# INSERT INTO b
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| +# SELECT * FROM main
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| +# WHERE id > 10 AND (SELECT count(*) FROM v2 GROUP BY main.id)
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| +# }
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| +# } {}
|
| +do_test insert5-2.9 {
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| + catchsql {
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| + INSERT INTO b
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| + SELECT * FROM main
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| + WHERE id > 10 AND (SELECT count(*) FROM v2 GROUP BY main.id)
|
| + }
|
| +} {1 {no such column: main.id}}
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| +
|
| +finish_test
|
|
|